Tools & Wizards About Us
vifly.de screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

vifly.de

Günstig Urlaub buchen - im Online Reisebüro - FerienHelden

Page Load Speed

3.2 sec in total

First Response

326 ms

Resources Loaded

2.7 sec

Page Rendered

219 ms

vifly.de screenshot

About Website

Visit vifly.de now to see the best up-to-date Vifly content for Germany and also check out these interesting facts you probably never knew about vifly.de

FerienHelden, das Online Reisebüro für Ihren Last Minute Urlaub, mit vielen Urlaubsangeboten, Flügen und Hotel Angeboten, jetzt Frühbucher - Rabatt sichern!

Visit vifly.de

Key Findings

We analyzed Vifly.de page load time and found that the first response time was 326 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

vifly.de performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

37/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value5.2 s

74/100

10%

Network Requests Diagram

vifly.de

326 ms

vifly.de

413 ms

www.ferienhelden.de

628 ms

style.css

203 ms

jquery.min.js

377 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Vifly.de, 93% (40 requests) were made to Ferienhelden.de and 2% (1 request) were made to Cobra.ferienhelden.com. The less responsive or slowest element that took the longest time to load (628 ms) relates to the external source Ferienhelden.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 85.2 kB (16%)

Content Size

544.5 kB

After Optimization

459.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vifly.de main page is 544.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 300.5 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 84.5 kB

  • Original 95.5 kB
  • After minification 81.7 kB
  • After compression 11.0 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 13.8 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 84.5 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 397 B

  • Original 300.5 kB
  • After minification 300.1 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Vifly images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 234 B

  • Original 102.1 kB
  • After minification 102.1 kB
  • After compression 101.9 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 128 B

  • Original 46.4 kB
  • After minification 46.4 kB
  • After compression 46.3 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Vifly.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 8 (30%)

Requests Now

27

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vifly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vifly.de

vifly.de

326 ms

vifly.de

vifly.de

413 ms

www.ferienhelden.de

www.ferienhelden.de

628 ms

style.css

style.css

203 ms

jquery.min.js

jquery.min.js

377 ms

lang.de.js

lang.de.js

290 ms

reise.js

reise.js

508 ms

app.js

app.js

608 ms

gold.png

gold.png

95 ms

heldenteam-service-de.png

heldenteam-service-de.png

94 ms

hotelbewertungen.jpg

hotelbewertungen.jpg

90 ms

teaser-liege.jpg

teaser-liege.jpg

196 ms

teaser-palme.jpg

teaser-palme.jpg

196 ms

teaser-flipflops.jpg

teaser-flipflops.jpg

198 ms

standard-200.png

standard-200.png

220 ms

hotline-de.png

hotline-de.png

473 ms

bestprice.jpg

bestprice.jpg

432 ms

zahlungsmethoden.png

zahlungsmethoden.png

431 ms

facebook.png

facebook.png

432 ms

airport.php

airport.php

128 ms

operator.php

operator.php

103 ms

logo.png

logo.png

95 ms

startseite.png

startseite.png

90 ms

frhbucher.png

frhbucher.png

99 ms

urlaub.png

urlaub.png

94 ms

lastminute.png

lastminute.png

140 ms

kreuzfahrt.png

kreuzfahrt.png

179 ms

hotel.png

hotel.png

187 ms

reisemagazin.png

reisemagazin.png

187 ms

suche-bg.jpg

suche-bg.jpg

287 ms

open-sans-v17-latin-regular.woff

open-sans-v17-latin-regular.woff

203 ms

open-sans-v17-latin-300.woff

open-sans-v17-latin-300.woff

239 ms

open-sans-v17-latin-600.woff

open-sans-v17-latin-600.woff

276 ms

open-sans-v17-latin-700.woff

open-sans-v17-latin-700.woff

291 ms

open-sans-v17-latin-800.woff

open-sans-v17-latin-800.woff

388 ms

fa-solid-900.woff

fa-solid-900.woff

501 ms

fa-regular-400.woff

fa-regular-400.woff

339 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

378 ms

open-sans-v17-latin-italic.woff

open-sans-v17-latin-italic.woff

388 ms

open-sans-v17-latin-300italic.woff

open-sans-v17-latin-300italic.woff

407 ms

open-sans-v17-latin-600italic.woff

open-sans-v17-latin-600italic.woff

439 ms

open-sans-v17-latin-700italic.woff

open-sans-v17-latin-700italic.woff

475 ms

open-sans-v17-latin-800italic.woff

open-sans-v17-latin-800italic.woff

483 ms

Accessibility Review

vifly.de accessibility score

68

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

vifly.de best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

vifly.de SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vifly.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Vifly.de main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

vifly.de

Open Graph description is not detected on the main page of Vifly. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: